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Overview

overview

10

Static

static

3

3b9546bd1a...1N.exe

windows7-x64

10

3b9546bd1a...1N.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    3b9546bd1a06b3403b4ac707762e32fefcaf0e1e378ea806c960958676829e21N.exe

  • Size

    576KB

  • Sample

    241222-thygmasqcx

  • MD5

    4f28cf513b622533534f06305b9a7160

  • SHA1

    580c738053597553d65511ddc3318190629e446e

  • SHA256

    3b9546bd1a06b3403b4ac707762e32fefcaf0e1e378ea806c960958676829e21

  • SHA512

    5118491f5a4f0f48e828bce6ca28eee6e7280817920d07dbd6bc2ee5cad0e28fe6dcdf66821a78ce6a431980ed363b4f9556fe44614bf452d9790da55772950f

  • SSDEEP

    12288:yqbJI4V7HLGyXu1jGG1wsGeBgRTGAzciETdqvZNemWrsiLk6mqgSgRD6:X1V7HLGyXsGG1wsLUT3IipX+

Score
10/10
berbewbackdoordiscoverypersistence

Malware Config

Extracted

Family

berbew

C2

http://f/wcmd.htm

http://f/ppslog.php

http://f/piplog.php?%s:%i:%i:%s:%09u:%i:%02d:%02d:%02d

Targets

    • Target

      3b9546bd1a06b3403b4ac707762e32fefcaf0e1e378ea806c960958676829e21N.exe

    • Size

      576KB

    • MD5

      4f28cf513b622533534f06305b9a7160

    • SHA1

      580c738053597553d65511ddc3318190629e446e

    • SHA256

      3b9546bd1a06b3403b4ac707762e32fefcaf0e1e378ea806c960958676829e21

    • SHA512

      5118491f5a4f0f48e828bce6ca28eee6e7280817920d07dbd6bc2ee5cad0e28fe6dcdf66821a78ce6a431980ed363b4f9556fe44614bf452d9790da55772950f

    • SSDEEP

      12288:yqbJI4V7HLGyXu1jGG1wsGeBgRTGAzciETdqvZNemWrsiLk6mqgSgRD6:X1V7HLGyXsGG1wsLUT3IipX+

    Score
    10/10
    berbewbackdoordiscoverypersistence

    • Adds autorun key to be loaded by Explorer.exe on startup

      persistence

    • Berbew

      Berbew is a backdoor written in C++.

      backdoorberbew

    • Berbew family

      berbew

    • Executes dropped EXE

    • Loads dropped DLL

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks